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モデル: GB/T 14291
ブランド: トーリック
タイプ: 溶接
認証: ul
応用: 流体パイプ
セクション形状: ラウンド
表面処理: オイル
使用法: Mine Liquid Service
技術: ERW
Material: Q235A,Q235B,Q295A,Q295B,Q345A,Q345B
形: ラウンド
Length: 4-12M
製品名: GB/T 14291 Welded Steel Tubes For Mine Liquid Service
OD: 21.3-660mm
WT: 2.5-14mm
Key Word: Welded Steel Tubes For Mine Liquid Service
包装: 木箱の束で
生産高: 60000 Tons per Year
輸送方法: Ocean,Land,Air
原産地: 中国
についてのサポート: 60000 tons per year
認証 : ISO 9001 ISO 14001 TS 16949 EN 10204.3.1 LR KR
HSコード: 7306900090
ポート: Shanghai,Ningbo
お支払い方法の種類: L/C,T/T,D/P,Paypal,Money Gram,Western UnionL/C,T/T,D/P,Paypal
インコタームズ: FOB,CFR,CIF,FCA,CPTFOB,CFR,CIF,FCA,CPT
GB / T 14291鉱山の液体サービスの溶接鋼管
用途: 鉱山の風、排水、排水のガス圧およびストレートシーム溶接鋼管を用いたパルプの搬送
サイズ: L - 4〜12m
外径 - 21.3-660mm
WT - 2.5-14mm
グレード: Q235A、Q235B、Q295A、Q295B、Q345A、Q345B
製造方法:高周波抵抗溶接
配達の状態:スチールパイプは、ストレートシームチューブフラットエンドライトデリバリーする必要があります。両側の交渉の需要と供給
物事は、また、溶接熱処理の配達状況やその他のステータスに応じてすることができます。
表1外径と肉厚の許容偏差
単位: ミリメートル
Nominal outside diameter D |
Allowable deviation of outer diameter |
Permissible deviation of wall thickness |
D≤48.3 |
±0.50 |
±10%S |
48.3<D≤273 |
±1%D |
|
D>273 |
±0.75%D |
表2に示すように、
Grade |
Tensile strength
|
Lower yield strength |
Elongation A% Not less than |
|
D≤168.3 |
D>168.3 |
|||
Q235A,Q235B |
375 |
235 |
15 |
20 |
Q295A,Q295B |
390 |
295 |
13 |
18 |
Q345A,Q345B |
470 |
345 |
13 |
18 |
Note : Tensile test arbitration time is based on longitudinal sample. |
表3鋼管の検査項目、試験方法及びサンプリング数
NO |
Inspection project |
Sampling method and test method |
Sampling quantity |
1 |
chemical composition |
GB/T 20066,GB/T 223,GB/T 4336 |
One each furnace(canister) |
2 |
Tensile test |
GB/T 228,GB/T 2975 |
One each batch |
3 |
Tensile test |
GB/T 241 |
One by one |
4 |
Ultrasonic examination |
GB/T18256 |
One by one |
5 |
Eddy current flaw detection |
GB/T 7735 |
One by one |
6 |
Bending test |
GB/T 244 |
Two per batch |
7 |
Flattening test |
GB/T 246 |
Four each roll |
表1外径 。 Wall Thicknes 。 理論重量と試験圧力
Norminal Outer Diameter(D)/mm |
Norminal Wall Thickness(S)/mm |
Theoretical Weight/(kg/m) |
Test Pressure/MPa |
||
Q235A.Q235B |
Q295A.Q295B |
Q345A.Q345B |
|||
21.3 |
2.5 |
1.16 |
15 |
15 |
15 |
21.3 |
3 |
1.35 |
15 |
15 |
15 |
21.3 |
3.5 |
1.54 |
15 |
15 |
15 |
25 |
2.5 |
1.39 |
15 |
15 |
15 |
25 |
3 |
1.63 |
15 |
15 |
15 |
25 |
3.5 |
1.86 |
15 |
15 |
15 |
25 |
4 |
2.07 |
15 |
15 |
15 |
26.9 |
2.5 |
1.50 |
15 |
15 |
15 |
26.9 |
3 |
1.77 |
15 |
15 |
15 |
26.9 |
3.5 |
2.02 |
15 |
15 |
15 |
26.9 |
4 |
2.26 |
15 |
15 |
15 |
31.8 |
2.5 |
1.81 |
15 |
15 |
15 |
31.8 |
3 |
2.13 |
15 |
15 |
15 |
31.8 |
3.5 |
2.44 |
15 |
15 |
15 |
31.8 |
4 |
2.74 |
15 |
15 |
15 |
33.7 |
2.5 |
1.92 |
15 |
15 |
15 |
33.7 |
3 |
2.27 |
15 |
15 |
15 |
33.7 |
3.5 |
2.61 |
15 |
15 |
15 |
33.7 |
4 |
2.93 |
15 |
15 |
15 |
38 |
2.5 |
2.19 |
15 |
15 |
15 |
38 |
3 |
2.59 |
15 |
15 |
15 |
38 |
3.5 |
2.98 |
15 |
15 |
15 |
38 |
4 |
3.35 |
15 |
15 |
15 |
40 |
2.5 |
2.31 |
15 |
15 |
15 |
40 |
3 |
2.74 |
15 |
15 |
15 |
40 |
3.5 |
3.15 |
15 |
15 |
15 |
40 |
4 |
3.55 |
15 |
15 |
15 |
42.4 |
2.5 |
2.46 |
15 |
15 |
15 |
42.4 |
3 |
2.91 |
15 |
15 |
15 |
42.4 |
3.5 |
3.36 |
15 |
15 |
15 |
42.4 |
4 |
3.79 |
15 |
15 |
15 |
48.3 |
2.5 |
2.82 |
14.6 |
15 |
15 |
48.3 |
3 |
3.35 |
15 |
15 |
15 |
48.3 |
3.5 |
3.87 |
15 |
15 |
15 |
48.3 |
4 |
4.37 |
15 |
15 |
15 |
51 |
2.5 |
2.99 |
13.8 |
15 |
15 |
製品グループ : 溶接鋼管
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.